UPDATE: Fast lane of southbound Hwy. 101 in Atascadero has reopened

UPDATE 4 p.m.: The fast lane of southbound Highway 101 south of Santa Barbara Road in Atascadero has reopened, according to Caltrans.

Original story: A power failure at an asphalt facility in Santa Margarita has closed the fast lane of southbound Highway 101 south of Santa Barbara Road in Atascadero for about a half-mile, according to Caltrans.